--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-10-01T00:00:00Z' dns-udp-queries-received-ipv4: 3165683247 dns-udp-queries-received-ipv6: 673923238 dns-tcp-queries-received-ipv4: 76683606 dns-tcp-queries-received-ipv6: 20706261 dns-udp-responses-sent-ipv4: 3102702200 dns-udp-responses-sent-ipv6: 673798294 dns-tcp-responses-sent-ipv4: 48027333 dns-tcp-responses-sent-ipv6: 13075168